Tree stand



FIG. 1 is a perspective view of a tree stand showing our new design;

FIG. 2 is a perspective view thereof, shown without the environmental structure;

FIG. 3 is a left side elevational view thereof, the opposite side being a mirror image;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken line illustration shows environmental structure and forms no part of the claimed invention. Undisclosed and partially disclosed surfaces are plain and unornamented. 

The ornamental design for a tree stand, as shown and described. 